Explosion-proof part of the rotation DQ-B electric devices, protection class ExDII BT4, suitable for gate valve, globe valve, valve operation, protection class IP65, the output torque range :50-80000Nm, the output speed range: 0.5- 5rpm, 


 Widely used in pipeline explosion-type gas or coal for the bottom surface mining use, quality and stability, explosion-proof performance, intelligent integration products overlay proof, the integration of proof, the company has produced three-phase voltage with the explosion 660V, 415V, 380V, two-phase 220V, product appearance, quality, and often by the use of units received. 

 Features 
 Transmission of a body design, the product is small and simple appearance. 
 All binding sites are sealing measures, degree of protection up to IP67 (GB4208-93. 
 Output torque 100Nm-80000Nm. 
 Control mechanism to adjust the trip easier. 
 Safe, reliable, fully automatic hands-free switching controller / power switch. 
 A variety of designs to meet different needs: outdoor, explosion proof, the overall type, adjust the type. 
 Connection size, output performance and electrical wiring, etc. can be customized according to user needs.